drivers/media/common/cx2341x.c

   1 /*
   2  * cx2341x - generic code for cx23415/6/8 based devices
   3  *
   4  * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17
  18 #include <linux/module.h>
  19 #include <linux/errno.h>
  20 #include <linux/kernel.h>
  21 #include <linux/init.h>
  22 #include <linux/types.h>
  23 #include <linux/videodev2.h>
  24
  25 #include <media/tuner.h>
  26 #include <media/drv-intf/cx2341x.h>
  27 #include <media/v4l2-common.h>
  28
  29 MODULE_DESCRIPTION("cx23415/6/8 driver");
  30 MODULE_AUTHOR("Hans Verkuil");
  31 MODULE_LICENSE("GPL");
  32
  33 static int debug;
  34 module_param(debug, int, 0644);
  35 MODULE_PARM_DESC(debug, "Debug level (0-1)");
  36
  37 /********************** COMMON CODE *********************/
  38
  39 /* definitions for audio properties bits 29-28 */
  40 #define CX2341X_AUDIO_ENCODING_METHOD_MPEG      0
  41 #define CX2341X_AUDIO_ENCODING_METHOD_AC3       1
  42 #define CX2341X_AUDIO_ENCODING_METHOD_LPCM      2
  43
  44 static const char *cx2341x_get_name(u32 id)
  45 {
  46         switch (id) {
  47         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
  48                 return "Spatial Filter Mode";
  49         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
  50                 return "Spatial Filter";
  51         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
  52                 return "Spatial Luma Filter Type";
  53         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
  54                 return "Spatial Chroma Filter Type";
  55         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
  56                 return "Temporal Filter Mode";
  57         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
  58                 return "Temporal Filter";
  59         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
  60                 return "Median Filter Type";
  61         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
  62                 return "Median Luma Filter Maximum";
  63         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
  64                 return "Median Luma Filter Minimum";
  65         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
  66                 return "Median Chroma Filter Maximum";
  67         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
  68                 return "Median Chroma Filter Minimum";
  69         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
  70                 return "Insert Navigation Packets";
  71         }
  72         return NULL;
  73 }
  74
  75 static const char **cx2341x_get_menu(u32 id)
  76 {
  77         static const char *cx2341x_video_spatial_filter_mode_menu[] = {
  78                 "Manual",
  79                 "Auto",
  80                 NULL
  81         };
  82
  83         static const char *cx2341x_video_luma_spatial_filter_type_menu[] = {
  84                 "Off",
  85                 "1D Horizontal",
  86                 "1D Vertical",
  87                 "2D H/V Separable",
  88                 "2D Symmetric non-separable",
  89                 NULL
  90         };
  91
  92         static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = {
  93                 "Off",
  94                 "1D Horizontal",
  95                 NULL
  96         };
  97
  98         static const char *cx2341x_video_temporal_filter_mode_menu[] = {
  99                 "Manual",
 100                 "Auto",
 101                 NULL
 102         };
 103
 104         static const char *cx2341x_video_median_filter_type_menu[] = {
 105                 "Off",
 106                 "Horizontal",
 107                 "Vertical",
 108                 "Horizontal/Vertical",
 109                 "Diagonal",
 110                 NULL
 111         };
 112
 113         switch (id) {
 114         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 115                 return cx2341x_video_spatial_filter_mode_menu;
 116         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 117                 return cx2341x_video_luma_spatial_filter_type_menu;
 118         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 119                 return cx2341x_video_chroma_spatial_filter_type_menu;
 120         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 121                 return cx2341x_video_temporal_filter_mode_menu;
 122         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 123                 return cx2341x_video_median_filter_type_menu;
 124         }
 125         return NULL;
 126 }
 127
 128 static void cx2341x_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
 129                     s32 *min, s32 *max, s32 *step, s32 *def, u32 *flags)
 130 {
 131         *name = cx2341x_get_name(id);
 132         *flags = 0;
 133
 134         switch (id) {
 135         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 136         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 137         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 138         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 139         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 140                 *type = V4L2_CTRL_TYPE_MENU;
 141                 *min = 0;
 142                 *step = 0;
 143                 break;
 144         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
 145                 *type = V4L2_CTRL_TYPE_BOOLEAN;
 146                 *min = 0;
 147                 *max = *step = 1;
 148                 break;
 149         default:
 150                 *type = V4L2_CTRL_TYPE_INTEGER;
 151                 break;
 152         }
 153         switch (id) {
 154         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 155         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 156         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 157                 *flags |= V4L2_CTRL_FLAG_UPDATE;
 158                 break;
 159         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 160         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 161         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 162         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 163         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 164         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 165                 *flags |= V4L2_CTRL_FLAG_SLIDER;
 166                 break;
 167         case V4L2_CID_MPEG_VIDEO_ENCODING:
 168                 *flags |= V4L2_CTRL_FLAG_READ_ONLY;
 169                 break;
 170         }
 171 }
 172
 173
 174 /********************** OLD CODE *********************/
 175
 176 /* Must be sorted from low to high control ID! */
 177 const u32 cx2341x_mpeg_ctrls[] = {
 178         V4L2_CID_MPEG_CLASS,
 179         V4L2_CID_MPEG_STREAM_TYPE,
 180         V4L2_CID_MPEG_STREAM_VBI_FMT,
 181         V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
 182         V4L2_CID_MPEG_AUDIO_ENCODING,
 183         V4L2_CID_MPEG_AUDIO_L2_BITRATE,
 184         V4L2_CID_MPEG_AUDIO_MODE,
 185         V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
 186         V4L2_CID_MPEG_AUDIO_EMPHASIS,
 187         V4L2_CID_MPEG_AUDIO_CRC,
 188         V4L2_CID_MPEG_AUDIO_MUTE,
 189         V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
 190         V4L2_CID_MPEG_VIDEO_ENCODING,
 191         V4L2_CID_MPEG_VIDEO_ASPECT,
 192         V4L2_CID_MPEG_VIDEO_B_FRAMES,
 193         V4L2_CID_MPEG_VIDEO_GOP_SIZE,
 194         V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
 195         V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
 196         V4L2_CID_MPEG_VIDEO_BITRATE,
 197         V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
 198         V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION,
 199         V4L2_CID_MPEG_VIDEO_MUTE,
 200         V4L2_CID_MPEG_VIDEO_MUTE_YUV,
 201         V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
 202         V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
 203         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
 204         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
 205         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
 206         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
 207         V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
 208         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
 209         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
 210         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
 211         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
 212         V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
 213         0
 214 };
 215 EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
 216
 217 static const struct cx2341x_mpeg_params default_params = {
 218         /* misc */
 219         .capabilities = 0,
 220         .port = CX2341X_PORT_MEMORY,
 221         .width = 720,
 222         .height = 480,
 223         .is_50hz = 0,
 224
 225         /* stream */
 226         .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
 227         .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
 228         .stream_insert_nav_packets = 0,
 229
 230         /* audio */
 231         .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
 232         .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
 233         .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
 234         .audio_ac3_bitrate = V4L2_MPEG_AUDIO_AC3_BITRATE_224K,
 235         .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
 236         .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
 237         .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
 238         .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
 239         .audio_mute = 0,
 240
 241         /* video */
 242         .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
 243         .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
 244         .video_b_frames = 2,
 245         .video_gop_size = 12,
 246         .video_gop_closure = 1,
 247         .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
 248         .video_bitrate = 6000000,
 249         .video_bitrate_peak = 8000000,
 250         .video_temporal_decimation = 0,
 251         .video_mute = 0,
 252         .video_mute_yuv = 0x008080,  /* YCbCr value for black */
 253
 254         /* encoding filters */
 255         .video_spatial_filter_mode =
 256                 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
 257         .video_spatial_filter = 0,
 258         .video_luma_spatial_filter_type =
 259                 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
 260         .video_chroma_spatial_filter_type =
 261                 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
 262         .video_temporal_filter_mode =
 263                 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
 264         .video_temporal_filter = 8,
 265         .video_median_filter_type =
 266                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
 267         .video_luma_median_filter_top = 255,
 268         .video_luma_median_filter_bottom = 0,
 269         .video_chroma_median_filter_top = 255,
 270         .video_chroma_median_filter_bottom = 0,
 271 };
 272 /* Map the control ID to the correct field in the cx2341x_mpeg_params
 273    struct. Return -EINVAL if the ID is unknown, else return 0. */
 274 static int cx2341x_get_ctrl(const struct cx2341x_mpeg_params *params,
 275                 struct v4l2_ext_control *ctrl)
 276 {
 277         switch (ctrl->id) {
 278         case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
 279                 ctrl->value = params->audio_sampling_freq;
 280                 break;
 281         case V4L2_CID_MPEG_AUDIO_ENCODING:
 282                 ctrl->value = params->audio_encoding;
 283                 break;
 284         case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
 285                 ctrl->value = params->audio_l2_bitrate;
 286                 break;
 287         case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
 288                 ctrl->value = params->audio_ac3_bitrate;
 289                 break;
 290         case V4L2_CID_MPEG_AUDIO_MODE:
 291                 ctrl->value = params->audio_mode;
 292                 break;
 293         case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
 294                 ctrl->value = params->audio_mode_extension;
 295                 break;
 296         case V4L2_CID_MPEG_AUDIO_EMPHASIS:
 297                 ctrl->value = params->audio_emphasis;
 298                 break;
 299         case V4L2_CID_MPEG_AUDIO_CRC:
 300                 ctrl->value = params->audio_crc;
 301                 break;
 302         case V4L2_CID_MPEG_AUDIO_MUTE:
 303                 ctrl->value = params->audio_mute;
 304                 break;
 305         case V4L2_CID_MPEG_VIDEO_ENCODING:
 306                 ctrl->value = params->video_encoding;
 307                 break;
 308         case V4L2_CID_MPEG_VIDEO_ASPECT:
 309                 ctrl->value = params->video_aspect;
 310                 break;
 311         case V4L2_CID_MPEG_VIDEO_B_FRAMES:
 312                 ctrl->value = params->video_b_frames;
 313                 break;
 314         case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
 315                 ctrl->value = params->video_gop_size;
 316                 break;
 317         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
 318                 ctrl->value = params->video_gop_closure;
 319                 break;
 320         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
 321                 ctrl->value = params->video_bitrate_mode;
 322                 break;
 323         case V4L2_CID_MPEG_VIDEO_BITRATE:
 324                 ctrl->value = params->video_bitrate;
 325                 break;
 326         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 327                 ctrl->value = params->video_bitrate_peak;
 328                 break;
 329         case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
 330                 ctrl->value = params->video_temporal_decimation;
 331                 break;
 332         case V4L2_CID_MPEG_VIDEO_MUTE:
 333                 ctrl->value = params->video_mute;
 334                 break;
 335         case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
 336                 ctrl->value = params->video_mute_yuv;
 337                 break;
 338         case V4L2_CID_MPEG_STREAM_TYPE:
 339                 ctrl->value = params->stream_type;
 340                 break;
 341         case V4L2_CID_MPEG_STREAM_VBI_FMT:
 342                 ctrl->value = params->stream_vbi_fmt;
 343                 break;
 344         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 345                 ctrl->value = params->video_spatial_filter_mode;
 346                 break;
 347         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 348                 ctrl->value = params->video_spatial_filter;
 349                 break;
 350         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 351                 ctrl->value = params->video_luma_spatial_filter_type;
 352                 break;
 353         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 354                 ctrl->value = params->video_chroma_spatial_filter_type;
 355                 break;
 356         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 357                 ctrl->value = params->video_temporal_filter_mode;
 358                 break;
 359         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 360                 ctrl->value = params->video_temporal_filter;
 361                 break;
 362         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 363                 ctrl->value = params->video_median_filter_type;
 364                 break;
 365         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 366                 ctrl->value = params->video_luma_median_filter_top;
 367                 break;
 368         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 369                 ctrl->value = params->video_luma_median_filter_bottom;
 370                 break;
 371         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 372                 ctrl->value = params->video_chroma_median_filter_top;
 373                 break;
 374         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 375                 ctrl->value = params->video_chroma_median_filter_bottom;
 376                 break;
 377         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
 378                 ctrl->value = params->stream_insert_nav_packets;
 379                 break;
 380         default:
 381                 return -EINVAL;
 382         }
 383         return 0;
 384 }
 385
 386 /* Map the control ID to the correct field in the cx2341x_mpeg_params
 387    struct. Return -EINVAL if the ID is unknown, else return 0. */
 388 static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, int busy,
 389                 struct v4l2_ext_control *ctrl)
 390 {
 391         switch (ctrl->id) {
 392         case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
 393                 if (busy)
 394                         return -EBUSY;
 395                 params->audio_sampling_freq = ctrl->value;
 396                 break;
 397         case V4L2_CID_MPEG_AUDIO_ENCODING:
 398                 if (busy)
 399                         return -EBUSY;
 400                 if (params->capabilities & CX2341X_CAP_HAS_AC3)
 401                         if (ctrl->value != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 &&
 402                             ctrl->value != V4L2_MPEG_AUDIO_ENCODING_AC3)
 403                                 return -ERANGE;
 404                 params->audio_encoding = ctrl->value;
 405                 break;
 406         case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
 407                 if (busy)
 408                         return -EBUSY;
 409                 params->audio_l2_bitrate = ctrl->value;
 410                 break;
 411         case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
 412                 if (busy)
 413                         return -EBUSY;
 414                 if (!(params->capabilities & CX2341X_CAP_HAS_AC3))
 415                         return -EINVAL;
 416                 params->audio_ac3_bitrate = ctrl->value;
 417                 break;
 418         case V4L2_CID_MPEG_AUDIO_MODE:
 419                 params->audio_mode = ctrl->value;
 420                 break;
 421         case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
 422                 params->audio_mode_extension = ctrl->value;
 423                 break;
 424         case V4L2_CID_MPEG_AUDIO_EMPHASIS:
 425                 params->audio_emphasis = ctrl->value;
 426                 break;
 427         case V4L2_CID_MPEG_AUDIO_CRC:
 428                 params->audio_crc = ctrl->value;
 429                 break;
 430         case V4L2_CID_MPEG_AUDIO_MUTE:
 431                 params->audio_mute = ctrl->value;
 432                 break;
 433         case V4L2_CID_MPEG_VIDEO_ASPECT:
 434                 params->video_aspect = ctrl->value;
 435                 break;
 436         case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
 437                 int b = ctrl->value + 1;
 438                 int gop = params->video_gop_size;
 439                 params->video_b_frames = ctrl->value;
 440                 params->video_gop_size = b * ((gop + b - 1) / b);
 441                 /* Max GOP size = 34 */
 442                 while (params->video_gop_size > 34)
 443                         params->video_gop_size -= b;
 444                 break;
 445         }
 446         case V4L2_CID_MPEG_VIDEO_GOP_SIZE: {
 447                 int b = params->video_b_frames + 1;
 448                 int gop = ctrl->value;
 449                 params->video_gop_size = b * ((gop + b - 1) / b);
 450                 /* Max GOP size = 34 */
 451                 while (params->video_gop_size > 34)
 452                         params->video_gop_size -= b;
 453                 ctrl->value = params->video_gop_size;
 454                 break;
 455         }
 456         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
 457                 params->video_gop_closure = ctrl->value;
 458                 break;
 459         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
 460                 if (busy)
 461                         return -EBUSY;
 462                 /* MPEG-1 only allows CBR */
 463                 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 &&
 464                     ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 465                         return -EINVAL;
 466                 params->video_bitrate_mode = ctrl->value;
 467                 break;
 468         case V4L2_CID_MPEG_VIDEO_BITRATE:
 469                 if (busy)
 470                         return -EBUSY;
 471                 params->video_bitrate = ctrl->value;
 472                 break;
 473         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 474                 if (busy)
 475                         return -EBUSY;
 476                 params->video_bitrate_peak = ctrl->value;
 477                 break;
 478         case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
 479                 params->video_temporal_decimation = ctrl->value;
 480                 break;
 481         case V4L2_CID_MPEG_VIDEO_MUTE:
 482                 params->video_mute = (ctrl->value != 0);
 483                 break;
 484         case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
 485                 params->video_mute_yuv = ctrl->value;
 486                 break;
 487         case V4L2_CID_MPEG_STREAM_TYPE:
 488                 if (busy)
 489                         return -EBUSY;
 490                 params->stream_type = ctrl->value;
 491                 params->video_encoding =
 492                     (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
 493                      params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
 494                         V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
 495                         V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
 496                 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
 497                         /* MPEG-1 implies CBR */
 498                         params->video_bitrate_mode =
 499                                 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
 500                 break;
 501         case V4L2_CID_MPEG_STREAM_VBI_FMT:
 502                 params->stream_vbi_fmt = ctrl->value;
 503                 break;
 504         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 505                 params->video_spatial_filter_mode = ctrl->value;
 506                 break;
 507         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 508                 params->video_spatial_filter = ctrl->value;
 509                 break;
 510         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 511                 params->video_luma_spatial_filter_type = ctrl->value;
 512                 break;
 513         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 514                 params->video_chroma_spatial_filter_type = ctrl->value;
 515                 break;
 516         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 517                 params->video_temporal_filter_mode = ctrl->value;
 518                 break;
 519         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 520                 params->video_temporal_filter = ctrl->value;
 521                 break;
 522         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 523                 params->video_median_filter_type = ctrl->value;
 524                 break;
 525         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 526                 params->video_luma_median_filter_top = ctrl->value;
 527                 break;
 528         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 529                 params->video_luma_median_filter_bottom = ctrl->value;
 530                 break;
 531         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 532                 params->video_chroma_median_filter_top = ctrl->value;
 533                 break;
 534         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 535                 params->video_chroma_median_filter_bottom = ctrl->value;
 536                 break;
 537         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
 538                 params->stream_insert_nav_packets = ctrl->value;
 539                 break;
 540         default:
 541                 return -EINVAL;
 542         }
 543         return 0;
 544 }
 545
 546 static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
 547                                    s32 min, s32 max, s32 step, s32 def)
 548 {
 549         const char *name;
 550
 551         switch (qctrl->id) {
 552         /* MPEG controls */
 553         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 554         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 555         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 556         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 557         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 558         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 559         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 560         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 561         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 562         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 563         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 564         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
 565                 cx2341x_ctrl_fill(qctrl->id, &name, &qctrl->type,
 566                                 &min, &max, &step, &def, &qctrl->flags);
 567                 qctrl->minimum = min;
 568                 qctrl->maximum = max;
 569                 qctrl->step = step;
 570                 qctrl->default_value = def;
 571                 qctrl->reserved[0] = qctrl->reserved[1] = 0;
 572                 strlcpy(qctrl->name, name, sizeof(qctrl->name));
 573                 return 0;
 574
 575         default:
 576                 return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
 577         }
 578 }
 579
 580 int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
 581                        struct v4l2_queryctrl *qctrl)
 582 {
 583         int err;
 584
 585         switch (qctrl->id) {
 586         case V4L2_CID_MPEG_CLASS:
 587                 return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
 588         case V4L2_CID_MPEG_STREAM_TYPE:
 589                 return v4l2_ctrl_query_fill(qctrl,
 590                                 V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
 591                                 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1,
 592                                 V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
 593
 594         case V4L2_CID_MPEG_STREAM_VBI_FMT:
 595                 if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
 596                         return v4l2_ctrl_query_fill(qctrl,
 597                                         V4L2_MPEG_STREAM_VBI_FMT_NONE,
 598                                         V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1,
 599                                         V4L2_MPEG_STREAM_VBI_FMT_NONE);
 600                 return cx2341x_ctrl_query_fill(qctrl,
 601                                 V4L2_MPEG_STREAM_VBI_FMT_NONE,
 602                                 V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
 603                                 default_params.stream_vbi_fmt);
 604
 605         case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
 606                 return v4l2_ctrl_query_fill(qctrl,
 607                                 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100,
 608                                 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1,
 609                                 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
 610
 611         case V4L2_CID_MPEG_AUDIO_ENCODING:
 612                 if (params->capabilities & CX2341X_CAP_HAS_AC3) {
 613                         /*
 614                          * The state of L2 & AC3 bitrate controls can change
 615                          * when this control changes, but v4l2_ctrl_query_fill()
 616                          * already sets V4L2_CTRL_FLAG_UPDATE for
 617                          * V4L2_CID_MPEG_AUDIO_ENCODING, so we don't here.
 618                          */
 619                         return v4l2_ctrl_query_fill(qctrl,
 620                                         V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
 621                                         V4L2_MPEG_AUDIO_ENCODING_AC3, 1,
 622                                         default_params.audio_encoding);
 623                 }
 624
 625                 return v4l2_ctrl_query_fill(qctrl,
 626                                 V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
 627                                 V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
 628                                 default_params.audio_encoding);
 629
 630         case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
 631                 err = v4l2_ctrl_query_fill(qctrl,
 632                                 V4L2_MPEG_AUDIO_L2_BITRATE_192K,
 633                                 V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
 634                                 default_params.audio_l2_bitrate);
 635                 if (err)
 636                         return err;
 637                 if (params->capabilities & CX2341X_CAP_HAS_AC3 &&
 638                     params->audio_encoding != V4L2_MPEG_AUDIO_ENCODING_LAYER_2)
 639                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 640                 return 0;
 641
 642         case V4L2_CID_MPEG_AUDIO_MODE:
 643                 return v4l2_ctrl_query_fill(qctrl,
 644                                 V4L2_MPEG_AUDIO_MODE_STEREO,
 645                                 V4L2_MPEG_AUDIO_MODE_MONO, 1,
 646                                 V4L2_MPEG_AUDIO_MODE_STEREO);
 647
 648         case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
 649                 err = v4l2_ctrl_query_fill(qctrl,
 650                                 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
 651                                 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1,
 652                                 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
 653                 if (err == 0 &&
 654                     params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
 655                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 656                 return err;
 657
 658         case V4L2_CID_MPEG_AUDIO_EMPHASIS:
 659                 return v4l2_ctrl_query_fill(qctrl,
 660                                 V4L2_MPEG_AUDIO_EMPHASIS_NONE,
 661                                 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1,
 662                                 V4L2_MPEG_AUDIO_EMPHASIS_NONE);
 663
 664         case V4L2_CID_MPEG_AUDIO_CRC:
 665                 return v4l2_ctrl_query_fill(qctrl,
 666                                 V4L2_MPEG_AUDIO_CRC_NONE,
 667                                 V4L2_MPEG_AUDIO_CRC_CRC16, 1,
 668                                 V4L2_MPEG_AUDIO_CRC_NONE);
 669
 670         case V4L2_CID_MPEG_AUDIO_MUTE:
 671                 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
 672
 673         case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
 674                 err = v4l2_ctrl_query_fill(qctrl,
 675                                 V4L2_MPEG_AUDIO_AC3_BITRATE_48K,
 676                                 V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 1,
 677                                 default_params.audio_ac3_bitrate);
 678                 if (err)
 679                         return err;
 680                 if (params->capabilities & CX2341X_CAP_HAS_AC3) {
 681                         if (params->audio_encoding !=
 682                                                    V4L2_MPEG_AUDIO_ENCODING_AC3)
 683                                 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 684                 } else
 685                         qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
 686                 return 0;
 687
 688         case V4L2_CID_MPEG_VIDEO_ENCODING:
 689                 /* this setting is read-only for the cx2341x since the
 690                    V4L2_CID_MPEG_STREAM_TYPE really determines the
 691                    MPEG-1/2 setting */
 692                 err = v4l2_ctrl_query_fill(qctrl,
 693                                            V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
 694                                            V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
 695                                            V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
 696                 if (err == 0)
 697                         qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
 698                 return err;
 699
 700         case V4L2_CID_MPEG_VIDEO_ASPECT:
 701                 return v4l2_ctrl_query_fill(qctrl,
 702                                 V4L2_MPEG_VIDEO_ASPECT_1x1,
 703                                 V4L2_MPEG_VIDEO_ASPECT_221x100, 1,
 704                                 V4L2_MPEG_VIDEO_ASPECT_4x3);
 705
 706         case V4L2_CID_MPEG_VIDEO_B_FRAMES:
 707                 return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2);
 708
 709         case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
 710                 return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
 711                                 params->is_50hz ? 12 : 15);
 712
 713         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
 714                 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
 715
 716         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
 717                 err = v4l2_ctrl_query_fill(qctrl,
 718                                 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
 719                                 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1,
 720                                 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
 721                 if (err == 0 &&
 722                     params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
 723                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 724                 return err;
 725
 726         case V4L2_CID_MPEG_VIDEO_BITRATE:
 727                 return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000);
 728
 729         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 730                 err = v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
 731                 if (err == 0 &&
 732                     params->video_bitrate_mode ==
 733                                 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 734                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 735                 return err;
 736
 737         case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
 738                 return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
 739
 740         case V4L2_CID_MPEG_VIDEO_MUTE:
 741                 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
 742
 743         case V4L2_CID_MPEG_VIDEO_MUTE_YUV:  /* Init YUV (really YCbCr) to black */
 744                 return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080);
 745
 746         /* CX23415/6 specific */
 747         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 748                 return cx2341x_ctrl_query_fill(qctrl,
 749                         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
 750                         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
 751                         default_params.video_spatial_filter_mode);
 752
 753         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 754                 cx2341x_ctrl_query_fill(qctrl, 0, 15, 1,
 755                                 default_params.video_spatial_filter);
 756                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 757                 if (params->video_spatial_filter_mode ==
 758                             V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
 759                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 760                 return 0;
 761
 762         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 763                 cx2341x_ctrl_query_fill(qctrl,
 764                         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
 765                         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
 766                         1,
 767                         default_params.video_luma_spatial_filter_type);
 768                 if (params->video_spatial_filter_mode ==
 769                             V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
 770                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 771                 return 0;
 772
 773         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 774                 cx2341x_ctrl_query_fill(qctrl,
 775                     V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
 776                     V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
 777                     1,
 778                     default_params.video_chroma_spatial_filter_type);
 779                 if (params->video_spatial_filter_mode ==
 780                         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
 781                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 782                 return 0;
 783
 784         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 785                 return cx2341x_ctrl_query_fill(qctrl,
 786                         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
 787                         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
 788                         default_params.video_temporal_filter_mode);
 789
 790         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 791                 cx2341x_ctrl_query_fill(qctrl, 0, 31, 1,
 792                                 default_params.video_temporal_filter);
 793                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 794                 if (params->video_temporal_filter_mode ==
 795                         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
 796                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 797                 return 0;
 798
 799         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 800                 return cx2341x_ctrl_query_fill(qctrl,
 801                         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
 802                         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
 803                         default_params.video_median_filter_type);
 804
 805         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 806                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
 807                                 default_params.video_luma_median_filter_top);
 808                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 809                 if (params->video_median_filter_type ==
 810                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 811                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 812                 return 0;
 813
 814         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 815                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
 816                                 default_params.video_luma_median_filter_bottom);
 817                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 818                 if (params->video_median_filter_type ==
 819                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 820                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 821                 return 0;
 822
 823         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 824                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
 825                                 default_params.video_chroma_median_filter_top);
 826                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 827                 if (params->video_median_filter_type ==
 828                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 829                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 830                 return 0;
 831
 832         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 833                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
 834                         default_params.video_chroma_median_filter_bottom);
 835                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 836                 if (params->video_median_filter_type ==
 837                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 838                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 839                 return 0;
 840
 841         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
 842                 return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
 843                                 default_params.stream_insert_nav_packets);
 844
 845         default:
 846                 return -EINVAL;
 847
 848         }
 849 }
 850 EXPORT_SYMBOL(cx2341x_ctrl_query);
 851
 852 const char * const *cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
 853 {
 854         static const char * const mpeg_stream_type_without_ts[] = {
 855                 "MPEG-2 Program Stream",
 856                 "",
 857                 "MPEG-1 System Stream",
 858                 "MPEG-2 DVD-compatible Stream",
 859                 "MPEG-1 VCD-compatible Stream",
 860                 "MPEG-2 SVCD-compatible Stream",
 861                 NULL
 862         };
 863
 864         static const char *mpeg_stream_type_with_ts[] = {
 865                 "MPEG-2 Program Stream",
 866                 "MPEG-2 Transport Stream",
 867                 "MPEG-1 System Stream",
 868                 "MPEG-2 DVD-compatible Stream",
 869                 "MPEG-1 VCD-compatible Stream",
 870                 "MPEG-2 SVCD-compatible Stream",
 871                 NULL
 872         };
 873
 874         static const char *mpeg_audio_encoding_l2_ac3[] = {
 875                 "",
 876                 "MPEG-1/2 Layer II",
 877                 "",
 878                 "",
 879                 "AC-3",
 880                 NULL
 881         };
 882
 883         switch (id) {
 884         case V4L2_CID_MPEG_STREAM_TYPE:
 885                 return (p->capabilities & CX2341X_CAP_HAS_TS) ?
 886                         mpeg_stream_type_with_ts : mpeg_stream_type_without_ts;
 887         case V4L2_CID_MPEG_AUDIO_ENCODING:
 888                 return (p->capabilities & CX2341X_CAP_HAS_AC3) ?
 889                         mpeg_audio_encoding_l2_ac3 : v4l2_ctrl_get_menu(id);
 890         case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
 891         case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
 892                 return NULL;
 893         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 894         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 895         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 896         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 897         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 898                 return cx2341x_get_menu(id);
 899         default:
 900                 return v4l2_ctrl_get_menu(id);
 901         }
 902 }
 903 EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
 904
 905 static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params)
 906 {
 907         params->audio_properties =
 908                 (params->audio_sampling_freq << 0) |
 909                 (params->audio_mode << 8) |
 910                 (params->audio_mode_extension << 10) |
 911                 (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
 912                   ? 3 : params->audio_emphasis) << 12) |
 913                 (params->audio_crc << 14);
 914
 915         if ((params->capabilities & CX2341X_CAP_HAS_AC3) &&
 916             params->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) {
 917                 params->audio_properties |=
 918                         /* Not sure if this MPEG Layer II setting is required */
 919                         ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
 920                         (params->audio_ac3_bitrate << 4) |
 921                         (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
 922         } else {
 923                 /* Assuming MPEG Layer II */
 924                 params->audio_properties |=
 925                         ((3 - params->audio_encoding) << 2) |
 926                         ((1 + params->audio_l2_bitrate) << 4);
 927         }
 928 }
 929
 930 /* Check for correctness of the ctrl's value based on the data from
 931    struct v4l2_queryctrl and the available menu items. Note that
 932    menu_items may be NULL, in that case it is ignored. */
 933 static int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,
 934                 const char * const *menu_items)
 935 {
 936         if (qctrl->flags & V4L2_CTRL_FLAG_DISABLED)
 937                 return -EINVAL;
 938         if (qctrl->flags & V4L2_CTRL_FLAG_GRABBED)
 939                 return -EBUSY;
 940         if (qctrl->type == V4L2_CTRL_TYPE_STRING)
 941                 return 0;
 942         if (qctrl->type == V4L2_CTRL_TYPE_BUTTON ||
 943             qctrl->type == V4L2_CTRL_TYPE_INTEGER64 ||
 944             qctrl->type == V4L2_CTRL_TYPE_CTRL_CLASS)
 945                 return 0;
 946         if (ctrl->value < qctrl->minimum || ctrl->value > qctrl->maximum)
 947                 return -ERANGE;
 948         if (qctrl->type == V4L2_CTRL_TYPE_MENU && menu_items != NULL) {
 949                 if (menu_items[ctrl->value] == NULL ||
 950                     menu_items[ctrl->value][0] == '\0')
 951                         return -EINVAL;
 952         }
 953         if (qctrl->type == V4L2_CTRL_TYPE_BITMASK &&
 954                         (ctrl->value & ~qctrl->maximum))
 955                 return -ERANGE;
 956         return 0;
 957 }
 958
 959 int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
 960                   struct v4l2_ext_controls *ctrls, unsigned int cmd)
 961 {
 962         int err = 0;
 963         int i;
 964
 965         if (cmd == VIDIOC_G_EXT_CTRLS) {
 966                 for (i = 0; i < ctrls->count; i++) {
 967                         struct v4l2_ext_control *ctrl = ctrls->controls + i;
 968
 969                         err = cx2341x_get_ctrl(params, ctrl);
 970                         if (err) {
 971                                 ctrls->error_idx = i;
 972                                 break;
 973                         }
 974                 }
 975                 return err;
 976         }
 977         for (i = 0; i < ctrls->count; i++) {
 978                 struct v4l2_ext_control *ctrl = ctrls->controls + i;
 979                 struct v4l2_queryctrl qctrl;
 980                 const char * const *menu_items = NULL;
 981
 982                 qctrl.id = ctrl->id;
 983                 err = cx2341x_ctrl_query(params, &qctrl);
 984                 if (err)
 985                         break;
 986                 if (qctrl.type == V4L2_CTRL_TYPE_MENU)
 987                         menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
 988                 err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
 989                 if (err)
 990                         break;
 991                 err = cx2341x_set_ctrl(params, busy, ctrl);
 992                 if (err)
 993                         break;
 994         }
 995         if (err == 0 &&
 996             params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
 997             params->video_bitrate_peak < params->video_bitrate) {
 998                 err = -ERANGE;
 999                 ctrls->error_idx = ctrls->count;
1000         }
1001         if (err)
1002                 ctrls->error_idx = i;
1003         else
1004                 cx2341x_calc_audio_properties(params);
1005         return err;
1006 }
1007 EXPORT_SYMBOL(cx2341x_ext_ctrls);
1008
1009 void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
1010 {
1011         *p = default_params;
1012         cx2341x_calc_audio_properties(p);
1013 }
1014 EXPORT_SYMBOL(cx2341x_fill_defaults);
1015
1016 static int cx2341x_api(void *priv, cx2341x_mbox_func func,
1017                        u32 cmd, int args, ...)
1018 {
1019         u32 data[CX2341X_MBOX_MAX_DATA];
1020         va_list vargs;
1021         int i;
1022
1023         va_start(vargs, args);
1024
1025         for (i = 0; i < args; i++)
1026                 data[i] = va_arg(vargs, int);
1027         va_end(vargs);
1028         return func(priv, cmd, args, 0, data);
1029 }
1030
1031 #define NEQ(field) (old->field != new->field)
1032
1033 int cx2341x_update(void *priv, cx2341x_mbox_func func,
1034                    const struct cx2341x_mpeg_params *old,
1035                    const struct cx2341x_mpeg_params *new)
1036 {
1037         static int mpeg_stream_type[] = {
1038                 0,      /* MPEG-2 PS */
1039                 1,      /* MPEG-2 TS */
1040                 2,      /* MPEG-1 SS */
1041                 14,     /* DVD */
1042                 11,     /* VCD */
1043                 12,     /* SVCD */
1044         };
1045
1046         int err = 0;
1047         int force = (old == NULL);
1048         u16 temporal = new->video_temporal_filter;
1049
1050         cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
1051
1052         if (force || NEQ(is_50hz)) {
1053                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1,
1054                                   new->is_50hz);
1055                 if (err) return err;
1056         }
1057
1058         if (force || NEQ(width) || NEQ(height) || NEQ(video_encoding)) {
1059                 u16 w = new->width;
1060                 u16 h = new->height;
1061
1062                 if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
1063                         w /= 2;
1064                         h /= 2;
1065                 }
1066                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2,
1067                                   h, w);
1068                 if (err) return err;
1069         }
1070         if (force || NEQ(stream_type)) {
1071                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1,
1072                                   mpeg_stream_type[new->stream_type]);
1073                 if (err) return err;
1074         }
1075         if (force || NEQ(video_aspect)) {
1076                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1,
1077                                   1 + new->video_aspect);
1078                 if (err) return err;
1079         }
1080         if (force || NEQ(video_b_frames) || NEQ(video_gop_size)) {
1081                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1082                                 new->video_gop_size, new->video_b_frames + 1);
1083                 if (err) return err;
1084         }
1085         if (force || NEQ(video_gop_closure)) {
1086                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1,
1087                                   new->video_gop_closure);
1088                 if (err) return err;
1089         }
1090         if (force || NEQ(audio_properties)) {
1091                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES,
1092                                   1, new->audio_properties);
1093                 if (err) return err;
1094         }
1095         if (force || NEQ(audio_mute)) {
1096                 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_AUDIO, 1,
1097                                   new->audio_mute);
1098                 if (err) return err;
1099         }
1100         if (force || NEQ(video_bitrate_mode) || NEQ(video_bitrate) ||
1101                                                 NEQ(video_bitrate_peak)) {
1102                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
1103                                 new->video_bitrate_mode, new->video_bitrate,
1104                                 new->video_bitrate_peak / 400, 0, 0);
1105                 if (err) return err;
1106         }
1107         if (force || NEQ(video_spatial_filter_mode) ||
1108                      NEQ(video_temporal_filter_mode) ||
1109                      NEQ(video_median_filter_type)) {
1110                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE,
1111                                   2, new->video_spatial_filter_mode |
1112                                         (new->video_temporal_filter_mode << 1),
1113                                 new->video_median_filter_type);
1114                 if (err) return err;
1115         }
1116         if (force || NEQ(video_luma_median_filter_bottom) ||
1117                      NEQ(video_luma_median_filter_top) ||
1118                      NEQ(video_chroma_median_filter_bottom) ||
1119                      NEQ(video_chroma_median_filter_top)) {
1120                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
1121                                 new->video_luma_median_filter_bottom,
1122                                 new->video_luma_median_filter_top,
1123                                 new->video_chroma_median_filter_bottom,
1124                                 new->video_chroma_median_filter_top);
1125                 if (err) return err;
1126         }
1127         if (force || NEQ(video_luma_spatial_filter_type) ||
1128                      NEQ(video_chroma_spatial_filter_type)) {
1129                 err = cx2341x_api(priv, func,
1130                                   CX2341X_ENC_SET_SPATIAL_FILTER_TYPE,
1131                                   2, new->video_luma_spatial_filter_type,
1132                                   new->video_chroma_spatial_filter_type);
1133                 if (err) return err;
1134         }
1135         if (force || NEQ(video_spatial_filter) ||
1136                      old->video_temporal_filter != temporal) {
1137                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS,
1138                                   2, new->video_spatial_filter, temporal);
1139                 if (err) return err;
1140         }
1141         if (force || NEQ(video_temporal_decimation)) {
1142                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE,
1143                                   1, new->video_temporal_decimation);
1144                 if (err) return err;
1145         }
1146         if (force || NEQ(video_mute) ||
1147                 (new->video_mute && NEQ(video_mute_yuv))) {
1148                 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_VIDEO, 1,
1149                                 new->video_mute | (new->video_mute_yuv << 8));
1150                 if (err) return err;
1151         }
1152         if (force || NEQ(stream_insert_nav_packets)) {
1153                 err = cx2341x_api(priv, func, CX2341X_ENC_MISC, 2,
1154                                 7, new->stream_insert_nav_packets);
1155                 if (err) return err;
1156         }
1157         return 0;
1158 }
1159 EXPORT_SYMBOL(cx2341x_update);
1160
1161 static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
1162 {
1163         const char * const *menu = cx2341x_ctrl_get_menu(p, id);
1164         struct v4l2_ext_control ctrl;
1165
1166         if (menu == NULL)
1167                 goto invalid;
1168         ctrl.id = id;
1169         if (cx2341x_get_ctrl(p, &ctrl))
1170                 goto invalid;
1171         while (ctrl.value-- && *menu) menu++;
1172         if (*menu == NULL)
1173                 goto invalid;
1174         return *menu;
1175
1176 invalid:
1177         return "<invalid>";
1178 }
1179
1180 void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
1181 {
1182         int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
1183
1184         /* Stream */
1185         printk(KERN_INFO "%s: Stream: %s",
1186                 prefix,
1187                 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
1188         if (p->stream_insert_nav_packets)
1189                 printk(KERN_CONT " (with navigation packets)");
1190         printk(KERN_CONT "\n");
1191         printk(KERN_INFO "%s: VBI Format: %s\n",
1192                 prefix,
1193                 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT));
1194
1195         /* Video */
1196         printk(KERN_INFO "%s: Video:  %dx%d, %d fps%s\n",
1197                 prefix,
1198                 p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
1199                 p->is_50hz ? 25 : 30,
1200                 (p->video_mute) ? " (muted)" : "");
1201         printk(KERN_INFO "%s: Video:  %s, %s, %s, %d",
1202                 prefix,
1203                 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
1204                 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
1205                 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
1206                 p->video_bitrate);
1207         if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
1208                 printk(KERN_CONT ", Peak %d", p->video_bitrate_peak);
1209         printk(KERN_CONT "\n");
1210         printk(KERN_INFO
1211                 "%s: Video:  GOP Size %d, %d B-Frames, %sGOP Closure\n",
1212                 prefix,
1213                 p->video_gop_size, p->video_b_frames,
1214                 p->video_gop_closure ? "" : "No ");
1215         if (p->video_temporal_decimation)
1216                 printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
1217                         prefix, p->video_temporal_decimation);
1218
1219         /* Audio */
1220         printk(KERN_INFO "%s: Audio:  %s, %s, %s, %s%s",
1221                 prefix,
1222                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
1223                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
1224                 cx2341x_menu_item(p,
1225                            p->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3
1226                                               ? V4L2_CID_MPEG_AUDIO_AC3_BITRATE
1227                                               : V4L2_CID_MPEG_AUDIO_L2_BITRATE),
1228                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE),
1229                 p->audio_mute ? " (muted)" : "");
1230         if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
1231                 printk(KERN_CONT ", %s", cx2341x_menu_item(p,
1232                                 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
1233         printk(KERN_CONT ", %s, %s\n",
1234                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
1235                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
1236
1237         /* Encoding filters */
1238         printk(KERN_INFO "%s: Spatial Filter:  %s, Luma %s, Chroma %s, %d\n",
1239                 prefix,
1240                 cx2341x_menu_item(p,
1241                     V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
1242                 cx2341x_menu_item(p,
1243                     V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
1244                 cx2341x_menu_item(p,
1245                     V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
1246                 p->video_spatial_filter);
1247
1248         printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
1249                 prefix,
1250                 cx2341x_menu_item(p,
1251                         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
1252                 p->video_temporal_filter);
1253         printk(KERN_INFO
1254                 "%s: Median Filter:   %s, Luma [%d, %d], Chroma [%d, %d]\n",
1255                 prefix,
1256                 cx2341x_menu_item(p,
1257                         V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
1258                 p->video_luma_median_filter_bottom,
1259                 p->video_luma_median_filter_top,
1260                 p->video_chroma_median_filter_bottom,
1261                 p->video_chroma_median_filter_top);
1262 }
1263 EXPORT_SYMBOL(cx2341x_log_status);
1264
1265
1266
1267 /********************** NEW CODE *********************/
1268
1269 static inline struct cx2341x_handler *to_cxhdl(struct v4l2_ctrl *ctrl)
1270 {
1271         return container_of(ctrl->handler, struct cx2341x_handler, hdl);
1272 }
1273
1274 static int cx2341x_hdl_api(struct cx2341x_handler *hdl,
1275                        u32 cmd, int args, ...)
1276 {
1277         u32 data[CX2341X_MBOX_MAX_DATA];
1278         va_list vargs;
1279         int i;
1280
1281         va_start(vargs, args);
1282
1283         for (i = 0; i < args; i++)
1284                 data[i] = va_arg(vargs, int);
1285         va_end(vargs);
1286         return hdl->func(hdl->priv, cmd, args, 0, data);
1287 }
1288
1289 /* ctrl->handler->lock is held, so it is safe to access cur.val */
1290 static inline int cx2341x_neq(struct v4l2_ctrl *ctrl)
1291 {
1292         return ctrl && ctrl->val != ctrl->cur.val;
1293 }
1294
1295 static int cx2341x_try_ctrl(struct v4l2_ctrl *ctrl)
1296 {
1297         struct cx2341x_handler *hdl = to_cxhdl(ctrl);
1298         s32 val = ctrl->val;
1299
1300         switch (ctrl->id) {
1301         case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
1302                 /* video gop cluster */
1303                 int b = val + 1;
1304                 int gop = hdl->video_gop_size->val;
1305
1306                 gop = b * ((gop + b - 1) / b);
1307
1308                 /* Max GOP size = 34 */
1309                 while (gop > 34)
1310                         gop -= b;
1311                 hdl->video_gop_size->val = gop;
1312                 break;
1313         }
1314
1315         case V4L2_CID_MPEG_STREAM_TYPE:
1316                 /* stream type cluster */
1317                 hdl->video_encoding->val =
1318                     (hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
1319                      hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
1320                         V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
1321                         V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
1322                 if (hdl->video_encoding->val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
1323                         /* MPEG-1 implies CBR */
1324                         hdl->video_bitrate_mode->val =
1325                                 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
1326                 /* peak bitrate shall be >= normal bitrate */
1327                 if (hdl->video_bitrate_mode->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
1328                     hdl->video_bitrate_peak->val < hdl->video_bitrate->val)
1329                         hdl->video_bitrate_peak->val = hdl->video_bitrate->val;
1330                 break;
1331         }
1332         return 0;
1333 }
1334
1335 static int cx2341x_s_ctrl(struct v4l2_ctrl *ctrl)
1336 {
1337         static const int mpeg_stream_type[] = {
1338                 0,      /* MPEG-2 PS */
1339                 1,      /* MPEG-2 TS */
1340                 2,      /* MPEG-1 SS */
1341                 14,     /* DVD */
1342                 11,     /* VCD */
1343                 12,     /* SVCD */
1344         };
1345         struct cx2341x_handler *hdl = to_cxhdl(ctrl);
1346         s32 val = ctrl->val;
1347         u32 props;
1348         int err;
1349
1350         switch (ctrl->id) {
1351         case V4L2_CID_MPEG_STREAM_VBI_FMT:
1352                 if (hdl->ops && hdl->ops->s_stream_vbi_fmt)
1353                         return hdl->ops->s_stream_vbi_fmt(hdl, val);
1354                 return 0;
1355
1356         case V4L2_CID_MPEG_VIDEO_ASPECT:
1357                 return cx2341x_hdl_api(hdl,
1358                         CX2341X_ENC_SET_ASPECT_RATIO, 1, val + 1);
1359
1360         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1361                 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_CLOSURE, 1, val);
1362
1363         case V4L2_CID_MPEG_AUDIO_MUTE:
1364                 return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_AUDIO, 1, val);
1365
1366         case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
1367                 return cx2341x_hdl_api(hdl,
1368                         CX2341X_ENC_SET_FRAME_DROP_RATE, 1, val);
1369
1370         case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
1371                 return cx2341x_hdl_api(hdl, CX2341X_ENC_MISC, 2, 7, val);
1372
1373         case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
1374                 /* audio properties cluster */
1375                 props = (hdl->audio_sampling_freq->val << 0) |
1376                         (hdl->audio_mode->val << 8) |
1377                         (hdl->audio_mode_extension->val << 10) |
1378                         (hdl->audio_crc->val << 14);
1379                 if (hdl->audio_emphasis->val == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
1380                         props |= 3 << 12;
1381                 else
1382                         props |= hdl->audio_emphasis->val << 12;
1383
1384                 if (hdl->audio_encoding->val == V4L2_MPEG_AUDIO_ENCODING_AC3) {
1385                         props |=
1386 #if 1
1387                                 /* Not sure if this MPEG Layer II setting is required */
1388                                 ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
1389 #endif
1390                                 (hdl->audio_ac3_bitrate->val << 4) |
1391                                 (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
1392                 } else {
1393                         /* Assuming MPEG Layer II */
1394                         props |=
1395                                 ((3 - hdl->audio_encoding->val) << 2) |
1396                                 ((1 + hdl->audio_l2_bitrate->val) << 4);
1397                 }
1398                 err = cx2341x_hdl_api(hdl,
1399                                 CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, props);
1400                 if (err)
1401                         return err;
1402
1403                 hdl->audio_properties = props;
1404                 if (hdl->audio_ac3_bitrate) {
1405                         int is_ac3 = hdl->audio_encoding->val ==
1406                                                 V4L2_MPEG_AUDIO_ENCODING_AC3;
1407
1408                         v4l2_ctrl_activate(hdl->audio_ac3_bitrate, is_ac3);
1409                         v4l2_ctrl_activate(hdl->audio_l2_bitrate, !is_ac3);
1410                 }
1411                 v4l2_ctrl_activate(hdl->audio_mode_extension,
1412                         hdl->audio_mode->val == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO);
1413                 if (cx2341x_neq(hdl->audio_sampling_freq) &&
1414                     hdl->ops && hdl->ops->s_audio_sampling_freq)
1415                         return hdl->ops->s_audio_sampling_freq(hdl, hdl->audio_sampling_freq->val);
1416                 if (cx2341x_neq(hdl->audio_mode) &&
1417                     hdl->ops && hdl->ops->s_audio_mode)
1418                         return hdl->ops->s_audio_mode(hdl, hdl->audio_mode->val);
1419                 return 0;
1420
1421         case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1422                 /* video gop cluster */
1423                 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1424                                 hdl->video_gop_size->val,
1425                                 hdl->video_b_frames->val + 1);
1426
1427         case V4L2_CID_MPEG_STREAM_TYPE:
1428                 /* stream type cluster */
1429                 err = cx2341x_hdl_api(hdl,
1430                         CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[val]);
1431                 if (err)
1432                         return err;
1433
1434                 err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_BIT_RATE, 5,
1435                                 hdl->video_bitrate_mode->val,
1436                                 hdl->video_bitrate->val,
1437                                 hdl->video_bitrate_peak->val / 400, 0, 0);
1438                 if (err)
1439                         return err;
1440
1441                 v4l2_ctrl_activate(hdl->video_bitrate_mode,
1442                         hdl->video_encoding->val != V4L2_MPEG_VIDEO_ENCODING_MPEG_1);
1443                 v4l2_ctrl_activate(hdl->video_bitrate_peak,
1444                         hdl->video_bitrate_mode->val != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
1445                 if (cx2341x_neq(hdl->video_encoding) &&
1446                     hdl->ops && hdl->ops->s_video_encoding)
1447                         return hdl->ops->s_video_encoding(hdl, hdl->video_encoding->val);
1448                 return 0;
1449
1450         case V4L2_CID_MPEG_VIDEO_MUTE:
1451                 /* video mute cluster */
1452                 return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_VIDEO, 1,
1453                                 hdl->video_mute->val |
1454                                         (hdl->video_mute_yuv->val << 8));
1455
1456         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: {
1457                 int active_filter;
1458
1459                 /* video filter mode */
1460                 err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
1461                                 hdl->video_spatial_filter_mode->val |
1462                                         (hdl->video_temporal_filter_mode->val << 1),
1463                                 hdl->video_median_filter_type->val);
1464                 if (err)
1465                         return err;
1466
1467                 active_filter = hdl->video_spatial_filter_mode->val !=
1468                                 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO;
1469                 v4l2_ctrl_activate(hdl->video_spatial_filter, active_filter);
1470                 v4l2_ctrl_activate(hdl->video_luma_spatial_filter_type, active_filter);
1471                 v4l2_ctrl_activate(hdl->video_chroma_spatial_filter_type, active_filter);
1472                 active_filter = hdl->video_temporal_filter_mode->val !=
1473                                 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO;
1474                 v4l2_ctrl_activate(hdl->video_temporal_filter, active_filter);
1475                 active_filter = hdl->video_median_filter_type->val !=
1476                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF;
1477                 v4l2_ctrl_activate(hdl->video_luma_median_filter_bottom, active_filter);
1478                 v4l2_ctrl_activate(hdl->video_luma_median_filter_top, active_filter);
1479                 v4l2_ctrl_activate(hdl->video_chroma_median_filter_bottom, active_filter);
1480                 v4l2_ctrl_activate(hdl->video_chroma_median_filter_top, active_filter);
1481                 return 0;
1482         }
1483
1484         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
1485                 /* video filter type cluster */
1486                 return cx2341x_hdl_api(hdl,
1487                                 CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
1488                                 hdl->video_luma_spatial_filter_type->val,
1489                                 hdl->video_chroma_spatial_filter_type->val);
1490
1491         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
1492                 /* video filter cluster */
1493                 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2,
1494                                 hdl->video_spatial_filter->val,
1495                                 hdl->video_temporal_filter->val);
1496
1497         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
1498                 /* video median cluster */
1499                 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_CORING_LEVELS, 4,
1500                                 hdl->video_luma_median_filter_bottom->val,
1501                                 hdl->video_luma_median_filter_top->val,
1502                                 hdl->video_chroma_median_filter_bottom->val,
1503                                 hdl->video_chroma_median_filter_top->val);
1504         }
1505         return -EINVAL;
1506 }
1507
1508 static const struct v4l2_ctrl_ops cx2341x_ops = {
1509         .try_ctrl = cx2341x_try_ctrl,
1510         .s_ctrl = cx2341x_s_ctrl,
1511 };
1512
1513 static struct v4l2_ctrl *cx2341x_ctrl_new_custom(struct v4l2_ctrl_handler *hdl,
1514                         u32 id, s32 min, s32 max, s32 step, s32 def)
1515 {
1516         struct v4l2_ctrl_config cfg;
1517
1518         memset(&cfg, 0, sizeof(cfg));
1519         cx2341x_ctrl_fill(id, &cfg.name, &cfg.type, &min, &max, &step, &def, &cfg.flags);
1520         cfg.ops = &cx2341x_ops;
1521         cfg.id = id;
1522         cfg.min = min;
1523         cfg.max = max;
1524         cfg.def = def;
1525         if (cfg.type == V4L2_CTRL_TYPE_MENU) {
1526                 cfg.step = 0;
1527                 cfg.menu_skip_mask = step;
1528                 cfg.qmenu = cx2341x_get_menu(id);
1529         } else {
1530                 cfg.step = step;
1531                 cfg.menu_skip_mask = 0;
1532         }
1533         return v4l2_ctrl_new_custom(hdl, &cfg, NULL);
1534 }
1535
1536 static struct v4l2_ctrl *cx2341x_ctrl_new_std(struct v4l2_ctrl_handler *hdl,
1537                         u32 id, s32 min, s32 max, s32 step, s32 def)
1538 {
1539         return v4l2_ctrl_new_std(hdl, &cx2341x_ops, id, min, max, step, def);
1540 }
1541
1542 static struct v4l2_ctrl *cx2341x_ctrl_new_menu(struct v4l2_ctrl_handler *hdl,
1543                         u32 id, s32 max, s32 mask, s32 def)
1544 {
1545         return v4l2_ctrl_new_std_menu(hdl, &cx2341x_ops, id, max, mask, def);
1546 }
1547
1548 int cx2341x_handler_init(struct cx2341x_handler *cxhdl,
1549                          unsigned nr_of_controls_hint)
1550 {
1551         struct v4l2_ctrl_handler *hdl = &cxhdl->hdl;
1552         u32 caps = cxhdl->capabilities;
1553         int has_sliced_vbi = caps & CX2341X_CAP_HAS_SLICED_VBI;
1554         int has_ac3 = caps & CX2341X_CAP_HAS_AC3;
1555         int has_ts = caps & CX2341X_CAP_HAS_TS;
1556
1557         cxhdl->width = 720;
1558         cxhdl->height = 480;
1559
1560         v4l2_ctrl_handler_init(hdl, nr_of_controls_hint);
1561
1562         /* Add controls in ascending control ID order for fastest
1563            insertion time. */
1564         cxhdl->stream_type = cx2341x_ctrl_new_menu(hdl,
1565                         V4L2_CID_MPEG_STREAM_TYPE,
1566                         V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, has_ts ? 0 : 2,
1567                         V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
1568         cxhdl->stream_vbi_fmt = cx2341x_ctrl_new_menu(hdl,
1569                         V4L2_CID_MPEG_STREAM_VBI_FMT,
1570                         V4L2_MPEG_STREAM_VBI_FMT_IVTV, has_sliced_vbi ? 0 : 2,
1571                         V4L2_MPEG_STREAM_VBI_FMT_NONE);
1572         cxhdl->audio_sampling_freq = cx2341x_ctrl_new_menu(hdl,
1573                         V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
1574                         V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 0,
1575                         V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
1576         cxhdl->audio_encoding = cx2341x_ctrl_new_menu(hdl,
1577                         V4L2_CID_MPEG_AUDIO_ENCODING,
1578                         V4L2_MPEG_AUDIO_ENCODING_AC3, has_ac3 ? ~0x12 : ~0x2,
1579                         V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
1580         cxhdl->audio_l2_bitrate = cx2341x_ctrl_new_menu(hdl,
1581                         V4L2_CID_MPEG_AUDIO_L2_BITRATE,
1582                         V4L2_MPEG_AUDIO_L2_BITRATE_384K, 0x1ff,
1583                         V4L2_MPEG_AUDIO_L2_BITRATE_224K);
1584         cxhdl->audio_mode = cx2341x_ctrl_new_menu(hdl,
1585                         V4L2_CID_MPEG_AUDIO_MODE,
1586                         V4L2_MPEG_AUDIO_MODE_MONO, 0,
1587                         V4L2_MPEG_AUDIO_MODE_STEREO);
1588         cxhdl->audio_mode_extension = cx2341x_ctrl_new_menu(hdl,
1589                         V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
1590                         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 0,
1591                         V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
1592         cxhdl->audio_emphasis = cx2341x_ctrl_new_menu(hdl,
1593                         V4L2_CID_MPEG_AUDIO_EMPHASIS,
1594                         V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 0,
1595                         V4L2_MPEG_AUDIO_EMPHASIS_NONE);
1596         cxhdl->audio_crc = cx2341x_ctrl_new_menu(hdl,
1597                         V4L2_CID_MPEG_AUDIO_CRC,
1598                         V4L2_MPEG_AUDIO_CRC_CRC16, 0,
1599                         V4L2_MPEG_AUDIO_CRC_NONE);
1600
1601         cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_AUDIO_MUTE, 0, 1, 1, 0);
1602         if (has_ac3)
1603                 cxhdl->audio_ac3_bitrate = cx2341x_ctrl_new_menu(hdl,
1604                                 V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
1605                                 V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 0x03,
1606                                 V4L2_MPEG_AUDIO_AC3_BITRATE_224K);
1607         cxhdl->video_encoding = cx2341x_ctrl_new_menu(hdl,
1608                         V4L2_CID_MPEG_VIDEO_ENCODING,
1609                         V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 0,
1610                         V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
1611         cx2341x_ctrl_new_menu(hdl,
1612                         V4L2_CID_MPEG_VIDEO_ASPECT,
1613                         V4L2_MPEG_VIDEO_ASPECT_221x100, 0,
1614                         V4L2_MPEG_VIDEO_ASPECT_4x3);
1615         cxhdl->video_b_frames = cx2341x_ctrl_new_std(hdl,
1616                         V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 33, 1, 2);
1617         cxhdl->video_gop_size = cx2341x_ctrl_new_std(hdl,
1618                         V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1619                         1, 34, 1, cxhdl->is_50hz ? 12 : 15);
1620         cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, 0, 1, 1, 1);
1621         cxhdl->video_bitrate_mode = cx2341x_ctrl_new_menu(hdl,
1622                         V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
1623                         V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
1624                         V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
1625         cxhdl->video_bitrate = cx2341x_ctrl_new_std(hdl,
1626                         V4L2_CID_MPEG_VIDEO_BITRATE,
1627                         0, 27000000, 1, 6000000);
1628         cxhdl->video_bitrate_peak = cx2341x_ctrl_new_std(hdl,
1629                         V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
1630                         0, 27000000, 1, 8000000);
1631         cx2341x_ctrl_new_std(hdl,
1632                         V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION, 0, 255, 1, 0);
1633         cxhdl->video_mute = cx2341x_ctrl_new_std(hdl,
1634                         V4L2_CID_MPEG_VIDEO_MUTE, 0, 1, 1, 0);
1635         cxhdl->video_mute_yuv = cx2341x_ctrl_new_std(hdl,
1636                         V4L2_CID_MPEG_VIDEO_MUTE_YUV, 0, 0xffffff, 1, 0x008080);
1637
1638         /* CX23415/6 specific */
1639         cxhdl->video_spatial_filter_mode = cx2341x_ctrl_new_custom(hdl,
1640                         V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
1641                         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
1642                         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 0,
1643                         V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
1644         cxhdl->video_spatial_filter = cx2341x_ctrl_new_custom(hdl,
1645                         V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
1646                         0, 15, 1, 0);
1647         cxhdl->video_luma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
1648                         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
1649                         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
1650                         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
1651                         0,
1652                         V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR);
1653         cxhdl->video_chroma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
1654                         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
1655                         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
1656                         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
1657                         0,
1658                         V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR);
1659         cxhdl->video_temporal_filter_mode = cx2341x_ctrl_new_custom(hdl,
1660                         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
1661                         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
1662                         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO,
1663                         0,
1664                         V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
1665         cxhdl->video_temporal_filter = cx2341x_ctrl_new_custom(hdl,
1666                         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
1667                         0, 31, 1, 8);
1668         cxhdl->video_median_filter_type = cx2341x_ctrl_new_custom(hdl,
1669                         V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
1670                         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
1671                         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG,
1672                         0,
1673                         V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
1674         cxhdl->video_luma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
1675                         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
1676                         0, 255, 1, 0);
1677         cxhdl->video_luma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
1678                         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
1679                         0, 255, 1, 255);
1680         cxhdl->video_chroma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
1681                         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
1682                         0, 255, 1, 0);
1683         cxhdl->video_chroma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
1684                         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
1685                         0, 255, 1, 255);
1686         cx2341x_ctrl_new_custom(hdl, V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
1687                         0, 1, 1, 0);
1688
1689         if (hdl->error) {
1690                 int err = hdl->error;
1691
1692                 v4l2_ctrl_handler_free(hdl);
1693                 return err;
1694         }
1695
1696         v4l2_ctrl_cluster(8, &cxhdl->audio_sampling_freq);
1697         v4l2_ctrl_cluster(2, &cxhdl->video_b_frames);
1698         v4l2_ctrl_cluster(5, &cxhdl->stream_type);
1699         v4l2_ctrl_cluster(2, &cxhdl->video_mute);
1700         v4l2_ctrl_cluster(3, &cxhdl->video_spatial_filter_mode);
1701         v4l2_ctrl_cluster(2, &cxhdl->video_luma_spatial_filter_type);
1702         v4l2_ctrl_cluster(2, &cxhdl->video_spatial_filter);
1703         v4l2_ctrl_cluster(4, &cxhdl->video_luma_median_filter_top);
1704
1705         return 0;
1706 }
1707 EXPORT_SYMBOL(cx2341x_handler_init);
1708
1709 void cx2341x_handler_set_50hz(struct cx2341x_handler *cxhdl, int is_50hz)
1710 {
1711         cxhdl->is_50hz = is_50hz;
1712         cxhdl->video_gop_size->default_value = cxhdl->is_50hz ? 12 : 15;
1713 }
1714 EXPORT_SYMBOL(cx2341x_handler_set_50hz);
1715
1716 int cx2341x_handler_setup(struct cx2341x_handler *cxhdl)
1717 {
1718         int h = cxhdl->height;
1719         int w = cxhdl->width;
1720         int err;
1721
1722         err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_OUTPUT_PORT, 2, cxhdl->port, 0);
1723         if (err)
1724                 return err;
1725         err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_RATE, 1, cxhdl->is_50hz);
1726         if (err)
1727                 return err;
1728
1729         if (v4l2_ctrl_g_ctrl(cxhdl->video_encoding) == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
1730                 w /= 2;
1731                 h /= 2;
1732         }
1733         err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w);
1734         if (err)
1735                 return err;
1736         return v4l2_ctrl_handler_setup(&cxhdl->hdl);
1737 }
1738 EXPORT_SYMBOL(cx2341x_handler_setup);
1739
1740 void cx2341x_handler_set_busy(struct cx2341x_handler *cxhdl, int busy)
1741 {
1742         v4l2_ctrl_grab(cxhdl->audio_sampling_freq, busy);
1743         v4l2_ctrl_grab(cxhdl->audio_encoding, busy);
1744         v4l2_ctrl_grab(cxhdl->audio_l2_bitrate, busy);
1745         v4l2_ctrl_grab(cxhdl->audio_ac3_bitrate, busy);
1746         v4l2_ctrl_grab(cxhdl->stream_vbi_fmt, busy);
1747         v4l2_ctrl_grab(cxhdl->stream_type, busy);
1748         v4l2_ctrl_grab(cxhdl->video_bitrate_mode, busy);
1749         v4l2_ctrl_grab(cxhdl->video_bitrate, busy);
1750         v4l2_ctrl_grab(cxhdl->video_bitrate_peak, busy);
1751 }
1752 EXPORT_SYMBOL(cx2341x_handler_set_busy);